Fig. 6: Mechanistic studies. | Nature Communications

Fig. 6: Mechanistic studies.

From: Carbene and photocatalyst-catalyzed decarboxylative radical coupling of carboxylic acids and acyl imidazoles to form ketones

Fig. 6

a Reaction in the presence of TEMPO (2,2,6,6-Tetramethylpiperidinooxy). b Radical clock reaction. c UV–Vis absorption spectra of Int. II and PC-3. d Stern–Volmer quenching experiments between PC-3 and sodium carboxylate 8. e Stern–Volmer quenching experiments between Int. II and sodium carboxylate 8 (black line).

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